Home / 168,780.46-232,940.19-101,699.50

Finding the Fourth Proportional to 168,780.46, 232,940.19 and 101,699.50

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Solution

The fourth proportional to 168,780.46, 232,940.19 and 101,699.50 is: 140,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,780.46 : 232,940.19 = 101,699.50 : x
  2. Step 2: Convert to fraction form
    168,780.46/232,940.19 = 101,699.50/x
  3. Step 3: Cross multiply
    168,780.46x = 232,940.19 × 101,699.50
  4. Step 4: Simplify right side
    168,780.46x = 23,689,900,852.91
  5. Step 5: Solve for x
    x = 23,689,900,852.91/168,780.46
  6. Step 6: Final answer
    x = 140,359.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.